996383276099 has 32 divisors (see below), whose sum is σ = 1074143918592. Its totient is φ = 920864448000.

The previous prime is 996383276071. The next prime is 996383276123. The reversal of 996383276099 is 990672383699.

It is a Cunningham number, because it is equal to 998190²-1.

It is a cyclic number.

It is not a de Polignac number, because 996383276099 - 2²⁰ = 996382227523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (71).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (996383276039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 420236384 + ... + 420238754.

It is an arithmetic number, because the mean of its divisors is an integer number (33566997456).

Almost surely, 2^996383276099 is an apocalyptic number.

996383276099 is a deficient number, since it is larger than the sum of its proper divisors (77760642493).

996383276099 is a wasteful number, since it uses less digits than its factorization.

With its successor (996383276100) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (3707).

996383276099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707.

The product of its (nonzero) digits is 238085568, while the sum is 71.

The spelling of 996383276099 in words is "nine hundred ninety-six billion, three hundred eighty-three million, two hundred seventy-six thousand, ninety-nine".